cp running

backend/dockerfilexpython

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+# Multi-stage Dockerfile for Node.js + Python application
+FROM node:20-alpine AS node-base
+
+# Install Python and build dependencies in Node stage
+RUN apk add --no-cache \
+    python3 \
+    py3-pip \
+    build-base \
+    python3-dev
+
+# Install Python dependencies
+COPY python-scripts/requirements.txt /tmp/requirements.txt
+RUN pip3 install --no-cache-dir -r /tmp/requirements.txt
+
+# Set working directory
+WORKDIR /app
+
+# Copy package files
+COPY package*.json ./
+
+# Install Node.js dependencies
+RUN npm ci --only=production
+
+# Build stage
+FROM node-base AS builder
+
+# Install all dependencies (including dev dependencies)
+RUN npm ci
+
+# Copy source code
+COPY . .
+
+# Build the application
+RUN npm run build
+
+# Production stage
+FROM node-base AS production
+
+# Copy built application from builder stage
+COPY --from=builder /app/dist ./dist
+COPY --from=builder /app/package*.json ./
+
+# Copy Python scripts
+COPY --from=builder /app/python-scripts ./python-scripts
+
+# Create non-root user
+RUN addgroup -g 1001 -S nodejs && \
+    adduser -S nextjs -u 1001
+
+# Change to non-root user
+USER nextjs
+
+# Expose port
+EXPOSE 3000
+
+# Health check
+HEALTHCHECK --interval=30s --timeout=3s --start-period=5s --retries=3 \
+    CMD node dist/health-check.js
+
+# Start the application
+CMD ["npm", "start"]